[INFO] fetching crate msc 0.5.4... [INFO] checking msc-0.5.4 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] extracting crate msc 0.5.4 into /workspace/builds/worker-77/source [INFO] validating manifest of crates.io crate msc 0.5.4 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate msc 0.5.4 [INFO] finished tweaking crates.io crate msc 0.5.4 [INFO] tweaked toml for crates.io crate msc 0.5.4 written to /workspace/builds/worker-77/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e6c4ad530e7414a17548538ba71a1ad0e7d1765f94aad068c03ec9c7e2348162 [INFO] running `Command { std: "docker" "start" "-a" "e6c4ad530e7414a17548538ba71a1ad0e7d1765f94aad068c03ec9c7e2348162", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e6c4ad530e7414a17548538ba71a1ad0e7d1765f94aad068c03ec9c7e2348162", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6c4ad530e7414a17548538ba71a1ad0e7d1765f94aad068c03ec9c7e2348162", kill_on_drop: false }` [INFO] [stdout] e6c4ad530e7414a17548538ba71a1ad0e7d1765f94aad068c03ec9c7e2348162 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec6d6bf994d19b57a4f000dbd3d5b8a9b025d083503c1f43c17962e1e3afb776 [INFO] running `Command { std: "docker" "start" "-a" "ec6d6bf994d19b57a4f000dbd3d5b8a9b025d083503c1f43c17962e1e3afb776", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking msc v0.5.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mscb_file/writer.rs:346:28 [INFO] [stdout] | [INFO] [stdout] 346 | impl WriteImpl for &mut Iterator where T: WriteImpl, { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mscb_file/writer.rs:346:28 [INFO] [stdout] | [INFO] [stdout] 346 | impl WriteImpl for &mut Iterator where T: WriteImpl, { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.09s [INFO] running `Command { std: "docker" "inspect" "ec6d6bf994d19b57a4f000dbd3d5b8a9b025d083503c1f43c17962e1e3afb776", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec6d6bf994d19b57a4f000dbd3d5b8a9b025d083503c1f43c17962e1e3afb776", kill_on_drop: false }` [INFO] [stdout] ec6d6bf994d19b57a4f000dbd3d5b8a9b025d083503c1f43c17962e1e3afb776